* {
    margin: 0px;
    padding: 0px;
}

.wrap {
    width: 320px;
    height: 480px;
    background: url(./img/game_bg.jpg) no-repeat;
    margin: 30px auto;
    position: relative;
}

.score {
    position: absolute;
    left: 60px;
    top: 12px;
    color: rgb(255, 255, 255);
    font-weight: bold;
}


/* 进度条 */

.progress {
    background: url(./img/progress.png) 0 0 no-repeat;
    width: 180px;
    height: 16px;
    position: absolute;
    left: 63px;
    top: 66px;
}


/* 显示灰太狼和小灰灰图片 */

.wolfs img {
    position: absolute;
}


/* 开始游戏菜单 */

.menu {
    position: absolute;
    left: 0;
    top: 200px;
    text-align: center;
    width: 100%;
    /* margin: auto; */
}

.menu a,
.gameover {
    font-size: 30px;
    font-weight: bold;
    line-height: 50px;
    text-shadow: 0 0 5px yellow;
    color: orange;
    text-decoration: none;
}


/* 游戏结束 */

.gameover {
    width: 100%;
    text-align: center;
    position: absolute;
    top: 200px;
    left: 0px;
    display: none;
}